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ANDROID: vendor_hook: Add hook in swap_slots

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Provide a vendor hook android_vh_swap_slot_cache_active to
pass the active status of swap_slots_cache. This status
will be used in the process of reclaiming the pages that
is required to be reclaimed to a specified swap location.

Bug: 234214858
Signed-off-by: Bing Han <bing.han@transsion.com>
Change-Id: I8211760e0f37fe4a514f6ceaae9993925da8cd6d
This commit is contained in:
Bing Han
2022-06-11 16:06:16 +08:00
committed by Treehugger Robot
parent 034877c195
commit f6f18f7ffa
3 changed files with 6 additions and 0 deletions
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drivers/android/vendor_hooks.c
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@@ -416,6 +416,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_page_referenced_one_end);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_count_pswpin);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_count_pswpout);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_count_swpout_vm_event);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_swap_slot_cache_active);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_drain_slots_cache_cpu);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_alloc_swap_slot_cache);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_free_swap_slot);